CN217639489U

CN217639489U - Spring needle contact detection device for defect detection

Info

Publication number: CN217639489U
Application number: CN202220927084.3U
Authority: CN
Inventors: 谭毅; 易银
Original assignee: Shenzhen Haichuang Precision Electronic Hardware Co ltd
Current assignee: Shenzhen Haichuang Precision Electronic Hardware Co ltd
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-10-21
Anticipated expiration: 2032-04-20

Abstract

The utility model discloses a defect detection is with spring needle contact nature detection device, comprising a base plate, the top welded mounting of bottom plate has the backup pad, and the quantity of backup pad is two sets of and is the parallel corresponding setting, and the top welded mounting of backup pad has the base plate, and the base plate is the setting of rectangle frame column structure, and the top of base plate is provided with detection mechanism, and the positive department in top of bottom plate is provided with component placement machine and constructs. This spring needle contact nature detection device for defect detection through setting up the detection box that corresponds to set up independent pressure sensor in the inspection hole that detects the box, cause the in service behavior of the pressure sensor feedback probe that each probe corresponds, the effectual device of having guaranteed can distinguish its probe that wearing and tearing appear, has avoided changing whole group spring probe, causes the extravagant phenomenon of a large amount of available probes to take place, the effectual detection cost that has reduced.

Description

Spring needle contact detection device for defect detection

Technical Field

The utility model relates to a spring probe technical field especially relates to a spring needle contact nature detection device for defect detection.

Background

The probe is a testing needle for testing PCBA, the surface is plated with gold, a high-performance spring with the average service life of 3-10 ten thousand is arranged in the probe, in the prior art, a full-automatic machine is used for testing chips during testing, and a testing point of the testing chip is pressed tightly through the spring probe.

Because the chip is small, the spring probe used in the test has small specification and is centralized together, after ten thousand times of tests, the spring probe is easy to have the problems of abrasion, oxidation and the like, so that the spring probe is in poor contact with the test chip to cause chip detection misjudgment, the whole group of spring probes generally needs to be replaced, but the conventional replacement mode is usually regular replacement, and the wear condition of the probes cannot be judged, so that the phenomenon that a large amount of available probes are wasted is easily caused, and the detection cost is improved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a defect detection is with spring needle contact nature detection device for solve foretell problem.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a spring needle contact nature detection device for defect detection, includes the bottom plate, the top welded mounting of bottom plate has the backup pad, and the quantity of backup pad is two sets of and be parallel corresponding setting, and the top welded mounting of backup pad has the base plate, and the base plate is the setting of rectangle frame column structure, and the top of base plate is provided with detection mechanism, and the top centre of bottom plate is provided with component placement mechanism.

Preferably, the detection mechanism includes the mounting panel, the dead lever, the mount, splint, spring probe, the detection box, the inspection hole, first electric putter, the spacing groove, first spout, first slider, first gear, the second gear, the threaded rod, fixed block and biax motor, the top welded mounting of base plate has the mounting panel, the quantity of mounting panel is two sets of and is the parallel corresponding setting, the positive department welded mounting of corresponding lateral wall of mounting panel has the dead lever, the corresponding lateral wall of mounting panel is located the below of dead lever and has seted up first spout, the front and back side inner wall of first spout rotates and installs the threaded rod, the positive department welded mounting of threaded rod has the second gear, the bottom welded mounting of dead lever has the biax motor, the output welded mounting of biax motor has the connecting rod, the free end welded mounting of connecting rod has first gear, first gear and second gear meshing setting, first slider of first built-in spout, first slider cover is located on the threaded rod and sets up with threaded connection, the built-in two sets of first slider is the opposite setting, the corresponding lateral wall welded mounting panel has seted up the spacing groove, the lateral wall of spacing groove, the quantity is the fixed rod and sets up the spring probe card and sets up the fixed spring probe through the fixed spring probe welded mounting panel, the fixed spring probe is set up the fixed spring probe card in proper order, the fixed spring probe card, the top welded mounting panel, the fixed spring probe is set up the fixed spring probe below, the fixed spring probe is arranged, the fixed spring set up the fixed spring, the fixed spring probe is arranged, the fixed spring box, the fixed spring set up the fixed spring, the top welded mounting, the top of the fixed spring, the fixed spring probe is arranged, the fixed spring set up in the fixed spring, the fixed spring is arranged, the fixed spring.

Preferably, the number of the first sliding blocks is two and the first sliding blocks are sequentially arranged on the inner walls of the front side and the rear side of the first sliding groove.

Preferably, the bottom of the fixed rod is located at two sides of the double-shaft motor and is welded with the fixed block, and the fixed block is sleeved on the connecting rod and is arranged in a sliding connection mode with the connecting rod.

Preferably, the component placing mechanism comprises a second electric push rod, a supporting plate, a second sliding block, a second sliding groove, a sliding rod, a placing plate and a placing groove, the second electric push rod is welded at the center of the top of the bottom plate, the supporting plate is welded at the telescopic end of the second electric push rod, the supporting plate is connected with the base plate in a sliding mode, the second sliding groove is formed in the top of the supporting plate, the second sliding block is arranged in the second sliding groove, the placing plate is welded at the top of the second sliding block, and the placing groove is formed in the center of the top of the placing plate.

Preferably, the inner walls of the front side and the rear side of the second sliding groove are welded with sliding rods, and the second sliding blocks are sleeved on the sliding rods and are arranged in a sliding connection mode with the sliding rods.

Compared with the prior art, the beneficial effects of the utility model are that: this spring needle contact nature detection device for defect detection through setting up the detection box that corresponds to set up independent pressure sensor in the inspection hole that detects the box, cause the in service behavior of the pressure sensor feedback probe that each probe corresponds, the effectual device of having guaranteed can distinguish its probe that wearing and tearing appear, has avoided changing whole group spring probe, causes the extravagant phenomenon of a large amount of available probes to take place, the effectual detection cost that has reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the position structure of the dual-shaft motor of the present invention;

fig. 3 is a schematic diagram of a second chute position structure according to the present invention.

In the figure: the device comprises a fixing rod 1, a fixing frame 2, a clamping plate 3, a spring probe 4, a monitoring box 5, a monitoring hole 6, a supporting plate 7, a bottom plate 8, a mounting plate 9, a first electric push rod 10, a limiting groove 11, a first sliding groove 12, a fixing block 13, a double-shaft motor 14, a connecting rod 15, a first gear 16, a threaded rod 17, a first sliding block 18, a second gear 19, a base plate 20, a supporting plate 21, a placing plate 22, a placing groove 23, a second sliding block 24, a sliding rod 25, a second sliding groove 26 and a second electric push rod 27.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): referring to fig. 1-3, the device comprises a bottom plate 8, wherein two groups of support plates 7 are welded on the top of the bottom plate 8, the support plates 7 are arranged in parallel, a base plate 20 is welded on the top of the support plates 7, the base plate 20 is arranged in a rectangular frame structure,

the detection mechanism comprises a mounting plate 9, a fixed rod 1, a fixed frame 2, a clamping plate 3, a spring probe 4, a detection box 5, a detection hole 6, a first electric push rod 10, a limit groove 11, a first sliding groove 12, a first sliding block 18, a first gear 16, a second gear 19, a threaded rod 17, a fixed block 13 and a double-shaft motor 14, the mounting plate 9 is welded at the top of the base plate 20, the mounting plate 9 is arranged at the top of the mounting plate 9 in a parallel and corresponding mode, the fixed rod 1 is welded at the center of the corresponding side wall of the mounting plate 9, the first sliding groove 12 is arranged below the fixed rod 1, the threaded rod 17 is arranged on the inner wall of the front side and the rear side of the first sliding groove 12 in a rotating mode, the threaded rod 17 is arranged at the position of the front side and the rear side of the first sliding groove 17, the connecting rod 15 is arranged at the position of the inner wall of the first sliding groove 15, the sliding groove 16 is arranged at the position of the connecting rod 15, the sliding end of the first sliding groove 14, the sliding groove 14 is arranged at the position of the sliding end of the connecting rod 15, the sliding end of the sliding block 14, the sliding block 15, the sliding block 16, the sliding end of the sliding block 14 is arranged at the position of the sliding end of the sliding block 15, the sliding block 16, the first sliding block 18 is sleeved on the threaded rod 17 and is in threaded connection with the threaded rod 17, the internal threads of the two groups of first sliding blocks 18 are arranged oppositely, the corresponding side wall of the first sliding block 18 is welded with the fixing frame 2, the outer side wall of the fixing frame 2 is provided with the limiting groove 11, the spring probes 4 are placed in the limiting groove 11, the limiting grooves 11 are arranged in a plurality of groups and are arranged at equal intervals, the front side wall of the fixing frame 2 is fixedly provided with the clamping plate 3 through bolts, the spring probes 4 are fixedly connected and arranged by the clamping plate 3 and the fixing frame 2, the top of the base plate 20 is positioned under the spring probes 4 and is welded with the first electric push rod 10, the telescopic end of the first electric push rod 10 is welded with the detection box 5, the top of the detection box 5 is provided with the detection hole 6 opposite to the spring probes 4, and the independent pressure sensor is sequentially arranged in the detection hole 6,

the middle of the top of the bottom plate 8 is provided with a component placing mechanism, the component placing mechanism comprises a second electric push rod 27, a supporting plate 21, a second sliding block 24, a second sliding groove 26, a sliding rod 25, a placing plate 22 and a placing groove 23, the middle of the top of the bottom plate 8 is provided with the second electric push rod 27 in a welding mode, the telescopic end of the second electric push rod 27 is provided with the supporting plate 21 in a welding mode, the supporting plate 21 is in sliding connection with the base plate 20, the top of the supporting plate 21 is provided with the second sliding groove 26, the second sliding block 24 is arranged in the second sliding groove 26 in a built-in mode, the sliding rod 25 is arranged on the inner wall of the front side and the rear side of the second sliding groove 26 in a welding mode, the second sliding block 24 is sleeved on the sliding rod 25 and is in sliding connection with the sliding rod 25, the placing plate 22 is arranged on the top of the second sliding block 24 in a welding mode, and the middle of the top of the placing plate 22 is provided with the placing groove 23.

When in use: when the device begins to use, when needing to carry out the detection of component, preferentially place its spring probe 4 in spacing groove 11 in proper order and fix spacingly, place its component that needs to carry out the detection in standing groove 23 this moment, and push it under base plate 20, second electric putter 27 vertically promotes and places board 22 and lift to base plate 20 top this moment, drive biax motor 14 this moment causes spring probe 4 to remove to the sense terminal of component, drive second electric putter 27 this moment causes component and probe to contact, can detect, when needing to examine spring probe 4 itself, reset spring probe 4, drive first electric putter 10 causes spring probe 4 to insert in detecting box 5, and observe whether each independent pressure sensor feedback numerical value is unanimous in proper order.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a defect detection is with spring needle contact nature detection device, includes bottom plate (8), its characterized in that, backup pad (7) are installed to the top welding of bottom plate (8), and the quantity of backup pad (7) is two sets of and be parallel corresponding setting, and base plate (20) are installed to the top welding of backup pad (7), and base plate (20) are the setting of rectangle frame column structure, and the top of base plate (20) is provided with detection mechanism, and the top centre department of bottom plate (8) is provided with component placement machine and constructs.

2. The pogo pin contact detection device for defect detection according to claim 1, wherein the detection mechanism comprises a mounting plate (9), a fixing rod (1), a fixing frame (2), a clamping plate (3), a spring probe (4), a detection box (5), a detection hole (6), a first electric push rod (10), a limiting groove (11), a first sliding groove (12), a first slider (18), a first gear (16), a second gear (19), a threaded rod (17), a fixing block (13) and a biaxial motor (14), the mounting plate (9) is welded and installed at the top of the base plate (20), the mounting plates (9) are two and arranged in parallel correspondence, the fixing rod (1) is welded and installed at the center of the corresponding side wall of the mounting plate (9), the first sliding groove (12) is arranged below the fixing rod (1) at the corresponding side wall of the mounting plate (9), the threaded rod (17) is rotatably installed at the inner wall of the front and back sides of the first sliding groove (12), the second gear (19) is welded and installed at the center of the fixing rod (1), the connecting rod (14) is welded and installed at the bottom of the connecting rod (14), the connecting rod (15) is installed at the welding end of the connecting rod (15), first gear (16) and second gear (19) meshing setting, built-in first slider (18) of first spout (12), threaded rod (17) are located to first slider (18) cover and set up with threaded rod (17) threaded connection, two sets of first slider (18) built-in screw thread are opposite setting, the corresponding lateral wall welded mounting of first slider (18) has mount (2), spacing groove (11) have been seted up to the lateral wall of mount (2), spring probe (4) have been placed in spacing groove (11), the quantity of spacing groove (11) is a plurality of groups and is the equidistance and arranges the setting, there is splint (3) through bolt fixed mounting to the preceding lateral wall of mount (2), splint (3) and mount (2) set up its spring probe (4) fixed connection, the top of base plate (20) is located spring probe (4) under the welded mounting first electric putter (10), the flexible end welded mounting of first electric putter (10) has detection box (5), the top of detection box (5) is seted up with spring probe (4) for independent detection hole (6), the pressure sensor that has set gradually.

3. The pogo pin contact detecting device for defect detection according to claim 2, wherein the number of the first sliders (18) is two and the first sliders are sequentially located at front and rear inner walls of the first chute (12).

4. The pogo pin contact detection device for defect detection as claimed in claim 2, wherein the bottom of the fixing rod (1) is located at two sides of the dual-shaft motor (14) and is welded with fixing blocks (13), and the fixing blocks (13) are sleeved on the connecting rod (15) and are slidably connected with the connecting rod (15).

5. The pogo pin contact detection device for defect detection according to claim 1, wherein the component placement mechanism includes a second electric push rod (27), a supporting plate (21), a second slider (24), a second sliding groove (26), a sliding rod (25), a placement plate (22) and a placement groove (23), the second electric push rod (27) is welded and installed in the center of the top of the bottom plate (8), the supporting plate (21) is welded and installed at the telescopic end of the second electric push rod (27), the supporting plate (21) is slidably connected with the base plate (20), the second sliding groove (26) is formed in the top of the supporting plate (21), the second slider (24) is embedded in the second sliding groove (26), the placement plate (22) is welded and installed at the top of the second slider (24), and the placement groove (23) is formed in the center of the top of the placement plate (22).

6. The pogo pin contact detection device for defect detection according to claim 5, wherein a slide bar (25) is welded to inner walls of front and rear sides of the second sliding groove (26), and the second slider (24) is sleeved on the slide bar (25) and slidably connected to the slide bar (25).